Acu-Rite 150 manual Electrical Shielding

Page 17

SENC 150

Connect a ground wire from the terminal on the back of the readout to the machine or earth ground. Attach a ground wire from the machine to a solid earth ground.

With the encoder attached to the machine and the cable connected to the readout, check shielding by measuring resistance between connector housing and scale unit.

Desired value: 1 Ω max.

Electrical Shielding

ACU-RITE®

516291-21_Ve00_SENC_150.indd 17

10/22/2009 10:00:47 AM

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Contents ACU-RITE 516291-21Ve00SENC150.indd 10/22/2009 100037 AM Brackets Senc Table of ContentsIntroduction / Supplied Items Senc ContentsCable direction Senc Mounting PreparationAlignment bracket removal clearance Mounting Information SencSenc Encoder Dimensions ± .381 127.00 typ. ± Backup Spar Dimensions mm SencSenc Backup Spar Dimensions inch Mounting Requirements Senc End hole mounting Backup spar mountingEnd hole mounting With center supportFlush surfaces Offset surfaces Backup spar with bracketSenc Typical Mounting s Center mounting axis Encoder Installation Procedure SencAlignment bracket removal Senc Encoder Installation ProcedureSpar Installation Procedure Senc Senc Spar Installation Procedure Repeatability Test Checking Your Installation Senc ConnectingCounting Test Electrical Shielding Trouble Shooting Senc Mechanical Specifications Digital Analog Senc Mechanical SpecificationsOutput Signals and Pin-Outs Senc Output Signals Senc Electrical SpecificationsWarranty Senc 516291-21Ve00SENC150.indd 10/22/2009 100047 AM Heidenhain Corporation